CVE-2019-9169

Public Exploit

Description

In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 11.07% Top 10%
Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory gnu.org Vendor Advisory gnu.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/107160 vdb entry broken link
https://security.gentoo.org/glsa/202006-04 third party advisory vendor advisory
https://usn.ubuntu.com/4416-1/ third party advisory vendor advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10278 third party advisory
https://www.oracle.com/security-alerts/cpuapr2022.html not applicable
https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commit%3Bh=583dd860d5b833037175247230a328f0050dbfe9
https://security.netapp.com/advisory/ntap-20190315-0002/ third party advisory patch
https://sourceware.org/bugzilla/show_bug.cgi?id=24114 patch third party advisory issue tracking
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34142 vendor advisory mailing list exploit
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34140 vendor advisory mailing list exploit
https://support.f5.com/csp/article/K54823184 third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-9169?
CVE-2019-9169 has been scored as a critical severity vulnerability.
How to fix CVE-2019-9169?
To fix CVE-2019-9169, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-9169 being actively exploited in the wild?
It is possible that CVE-2019-9169 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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